<?
foo($a, ...$b);
$foo($a, ...$b);
$foo->bar($a, ...$b);
foo::bar($a, ...$b);
$foo::bar($a, ...$b);
new foo($a, ...$b);

function foo(bar $bar=null, baz &...$baz) {}
class foo {public function foo(bar $bar=null, baz &...$baz) {}}
function(bar $bar=null, baz &...$baz) {};
static function(bar $bar=null, baz &...$baz) {};

1234567890123456789;
12345678901234567890;
0.;
0b0111111111111111111111111111111111111111111111111111111111111111;
0b1111111111111111111111111111111111111111111111111111111111111111;
0x007111111111111111;
0x8111111111111111;
__CLASS__;
__DIR__;
__FILE__;
__FUNCTION__;
__LINE__;
__NAMESPACE__;
__METHOD__;
__TRAIT__;

"test $var";
"test $var[1]";
"test $var[1234567890123456789012345678901234567890]";
"test $var[bar]";
"test $var[$bar]";
"$foo $bar";
"test $foo->bar()";
"test ${foo}";
"test ${foo[0]}";
"test {$foo->bar()}";

if ($a) :
endif;
if ($a) :
elseif ($b):
endif;
if ($a) :
else:
endif;
if ($a) :
elseif ($b):
elseif ($c):
else:
endif;

while (1) { break; }
while (1) { break 2; }
while (1) : break(3); endwhile;
class foo{ const FOO = 1, BAR = 2; }
class foo{ function bar() {} }
class foo{ public static function &bar() {} }
class foo{ final private function bar() {} protected function baz() {} }
abstract class foo{ abstract public function bar(); }
final class foo extends bar { }
final class foo implements bar { }
final class foo implements bar, baz { }

const FOO = 1, BAR = 2;
while (1) { continue; }
while (1) { continue 2; }
while (1) { continue(3); }
declare(ticks=1);
declare(ticks=1, strict_types=1) {}
declare(ticks=1): enddeclare;
do {} while(1);
echo $a, 1;
echo($a);
for($i = 0; $i < 10; $i++, $i++) {}
for(; $i < 10; $i++) : endfor;
foreach ($a as $v) {}
foreach ([] as $v) {}
foreach ($a as $v) : endforeach;
foreach ($a as $k => $v) {}
foreach ([] as $k => $v) {}
foreach ($a as $k => &$v) {}
foreach ($a as $k => list($v)) {}
function foo() {}

function foo() {
    function bar() {}
    class Baz {}
    return $a;
}

function foo(array $a, callable $b) {return;}
function &foo() {return 1;}
function &foo() {}
global $a, $b, $$c, ${foo()};
a:
goto a;
if ($a) {}
if ($a) {} elseif ($b) {}
if ($a) {} else {}
if ($a) {} elseif ($b) {} elseif ($c) {} else {}
if ($a) {} elseif ($b) {} else if ($c) {} else {}
?> <div></div> <?
interface Foo {}
interface Foo extends Bar {}
interface Foo extends Bar, Baz {}
namespace Foo;
namespace Foo\Bar {}
namespace {}
class foo {var $a;}
class foo {public static $a, $b = 1;}
class foo {public static $a = 1, $b;}
static $a, $b = 1;
static $a = 1, $b;

switch (1) :
    case 1:
    default:
    case 2:
endswitch;

switch (1) :;
    case 1;
    case 2;
endswitch;

switch (1) {
    case 1: break;
    case 2: break;
}

switch (1) {;
    case 1; break;
    case 2; break;
}
throw $e;
trait Foo {}
class Foo { use Bar; }
class Foo { use Bar, Baz {} }
class Foo { use Bar, Baz { one as public; } }
class Foo { use Bar, Baz { one as public two; } }
class Foo { use Bar, Baz { Bar::one insteadof Baz, Quux; Baz::one as two; } }

try {}
try {} catch (Exception $e) {}
try {} catch (Exception $e) {} catch (RuntimeException $e) {}
try {} catch (Exception $e) {} catch (\RuntimeException $e) {} catch (namespace\AdditionException $e) {}
try {} catch (Exception $e) {} finally {}

unset($a, $b);

use Foo;
use \Foo;
use \Foo as Bar;
use Foo, Bar;
use Foo, Bar as Baz;
use function Foo, \Bar;
use function Foo as foo, \Bar as bar;
use const Foo, \Bar;
use const Foo as foo, \Bar as bar;

$a[1];
$a[1][2];
array();
array(1);
array(1=>1, &$b,);
array(3 =>&$b);
array(&$b, 1=>1, 1, 3 =>&$b);
~$a;
!$a;

Foo::Bar;
clone($a);
clone $a;
function(){};
function($a, $b) use ($c, &$d) {};
function($a, $b) use (&$c, $d) {};
function() {};
foo;
namespace\foo;
\foo;

empty($a);
empty(Foo);
@$a;
eval($a);
exit;
exit($a);
die();
die($a);
foo();
namespace\foo(&$a);
\foo([]);
$foo(yield $a);

$a--;
$a++;
--$a;
++$a;

include $a;
include_once $a;
require $a;
require_once $a;

$a instanceof Foo;
$a instanceof namespace\Foo;
$a instanceof \Foo;

isset($a, $b);
isset(Foo);
list() = $b;
list($a, $b) = $b;
list($a[]) = $b;
list(list($a)) = $b;

$a->foo();
new Foo;
new namespace\Foo();
new \Foo();
print($a);
$a->foo;
$a->foo[1];
$a->foo->bar->baz()->quux[0];
$a->foo()[1][1];
`cmd $a`;
`cmd`;
``;
[];
[1];
[1=>1, &$b,];

Foo::bar();
namespace\Foo::bar();
\Foo::bar();
Foo::$bar();
$foo::$bar();
Foo::$bar;
namespace\Foo::$bar;
\Foo::$bar;
$a ? $b : $c;
$a ? : $c;
$a ? $b ? $c : $d : $e;
$a ? $b : $c ? $d : $e;
-$a;
+$a;
$$a;
$$$a;
yield;
yield $a;
yield $a => $b;
yield Foo::class;
yield $a => Foo::class;

(array)$a;
(boolean)$a;
(bool)$a;
(double)$a;
(float)$a;
(integer)$a;
(int)$a;
(object)$a;
(string)$a;
(unset)$a;

$a & $b;
$a | $b;
$a ^ $b;
$a && $b;
$a || $b;
$a . $b;
$a / $b;
$a == $b;
$a >= $b;
$a > $b;
$a === $b;
$a and $b;
$a or $b;
$a xor $b;
$a - $b;
$a % $b;
$a * $b;
$a != $b;
$a !== $b;
$a + $b;
$a ** $b;
$a << $b;
$a >> $b;
$a <= $b;
$a < $b;

$a =& $b;
$a =& new Foo;
$a =& new Foo($b);
$a = $b;
$a &= $b;
$a |= $b;
$a ^= $b;
$a .= $b;
$a /= $b;
$a -= $b;
$a %= $b;
$a *= $b;
$a += $b;
$a **= $b;
$a <<= $b;
$a >>= $b;


(new \Foo());
(new \Foo())->bar()->baz;
(new \Foo())[0][0];
(new \Foo())[0]->bar();

array([0])[0][0];
"foo"[0];
foo[0];
static::foo;

new $foo;
new $foo::$bar;
new $a->b[0];
new $a->b{$b ?: null}->$c->d[0];static $a = [1][0];

static $a = !1;
static $a = ~1;
static $a = +1;
static $a = -1;
static $a = (1);
static $a = 1 ?: 2;
static $a = 1 ? 2 : 3;
static $a = 1 & 2;
static $a = 1 | 2;
static $a = 1 ^ 2;
static $a = 1 && 2;
static $a = 1 || 2;
static $a = 1 . 2;
static $a = 1 / 2;
static $a = 1 == 2;
static $a = 1 >= 2;
static $a = 1 > 2;
static $a = 1 === 2;
static $a = 1 and 2;
static $a = 1 or 2;
static $a = 1 xor 2;
static $a = 1 - 2;
static $a = 1 % 2;
static $a = 1 * 2;
static $a = 1 != 2;
static $a = 1 !== 2;
static $a = 1 + 2;
static $a = 1 ** 2;
static $a = 1 << 2;
static $a = 1 >> 2;
static $a = 1 <= 2;
static $a = 1 < 2;
static $a = Foo::bar;
static $a = Foo::class;
static $a = __CLASS__;
static $a = Foo;
static $a = namespace\Foo;
static $a = \Foo;
static $a = array();
static $a = array(1 => 1, 2);
static $a = [1, 2 => 2][0];

if (yield 1) {}
Foo::$$bar;

$foo();
$foo()[0][0];
$a{$b};
${$a};
$foo::{$bar}();
$foo::bar;

__halt_compiler();

parsing process must be terminated